281. 这是一款罕见乔治二世时期3½英寸拱形表盘钟表,其原始红木罩壳中带有闹钟。(1750-1760) by Benjamin Gray 高清作品[28%]

A rare George II period 3 ½ inch arched dial timepiece with alarm in its original mahogany hooded case. (1750-1760)

材质 :Mahogany to the case. Brass, iron and steel to the movement 尺寸 :28 × 14.5 × 11.5 cm Design\\\\u002FDecorative Art

这是一款罕见乔治二世时期3½英寸拱形表盘钟表,其原始红木罩壳中带有闹钟。(1750-1760)-本杰明·格雷(British, circa 1676–1764)

英文名称:A rare George II period 3 ½ inch arched dial timepiece with alarm in its original mahogany hooded case. (1750-1760)-Benjamin Gray

290. Kehmatel(核裂变):产生碎片不是同一种元素,产生元素总结合能是自发衰变自然形式…。,2017 by Dannielle Tegeder 高清作品[27%]

Kehmatel (nuclear fission): the resulting fragments are not the same element and the total binding energy of the resulting elements is a natural form of spontaneous decay…., 2017

材质 :Gouache, ink, colored pencil, graphite, water-based spray paint, pastel on Fabriano Murillo paper 尺寸 :200 × 140 cm Painting

图片文件尺寸 : 5630 x 4332px

Kehmatel(核裂变):产生碎片不是同一种元素,产生元素总结合能是自发衰变自然形式…。,2017-丹妮尔·特盖德(American, b. 1971)

英文名称:Kehmatel (nuclear fission): the resulting fragments are not the same element and the total binding energy of the resulting elements is a natural form of spontaneous decay…., 2017-Dannielle Tegeder